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| Part Number | HM78D-128821KLFTR | 
| Description | INDUCT ARRAY 2 COIL 820UH SMD | 
| Manufacturer | TT Electronics/BI Magnetics | 
| Series | HM78D | 
| Part Status | Discontinued at Digi-Key | 
| Number of Coils | 2 | 
| Inductance - Connected In Parallel | 820µH | 
| Inductance - Connected In Series | 4mH | 
| Tolerance | ±10% | 
| Current Rating - Parallel | 690mA | 
| Current Rating - Series | 330mA | 
| Current Saturation - Parallel | 1.2A | 
| Current Saturation - Series | 580mA | 
| DC Resistance (DCR) - Parallel | 1.275 Ohm | 
| DC Resistance (DCR) - Series | 5.1 Ohm | 
| Shielding | Shielded | 
| Ratings | - | 
| Operating Temperature | -40°C ~ 125°C | 
| Mounting Type | Surface Mount | 
| Package / Case | Nonstandard | 
| Size / Dimension | 0.492" L x 0.492" W (12.50mm x 12.50mm) | 
| Height | 0.317" (8.05mm) |